
NanoSpotWelder-3
bt-soft/NanoSpotWelder-3
Pulse counter spot welder with ATmega32P microprocessor
The MOC3051M is a triac, SCR Output Optoisolator made by AOTE in a DIP-6 package with 6 pins. -55℃~+110℃ 1 1.18V 1000V/us 100mA 330mW 5kV 6 600V 60mA No TRIAC DIP-6 Triac, SCR Output Optoisolators ROHS.
PCBKit's library has its KiCad symbol (Relay_SolidState:MOC3051M, from KiCad's library) and its footprint (Package_DIP:DIP-6_W8.89mm_SMDSocket_LongPads, from KiCad's library), ready for a KiCad board. 928 are in stock at JLCPCB (part C20612612). 2 open-source boards in 2 repositories on GitHub use it.
| Pin | Name | Type |
|---|---|---|
| 1 | — | Passive |
| 2 | — | Passive |
| 3 | NC | Not connected |
| 4 | — | Passive |
| 5 | NC | Not connected |
| 6 | — | Passive |

bt-soft/NanoSpotWelder-3
Pulse counter spot welder with ATmega32P microprocessor

<iframe src="https://pcbkit.io/embed/parts/aote/MOC3051M" title="MOC3051M in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/aote/MOC3051M.jpg" alt="MOC3051M" width="1200" height="900">[](https://pcbkit.io/parts/aote/MOC3051M)Yes. The symbol is Relay_SolidState:MOC3051M and the footprint Package_DIP:DIP-6_W8.89mm_SMDSocket_LongPads, both drawn on this page. PCBKit places them on a board for you when you design with it.
DIP-6, with 6 pins. Its footprint is drawn on this page.
AOTE publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C20612612, with 928 in stock; the sellers' links on this page open their listings.
Parts like it in the library: the EL3053 by Everlight Electronics, the MOC3052 by Lite-On, the MOC3053M(UMW) by UMW and the MOC3081M(UMW) by UMW. Check their datasheets: a part that fits the footprint may still differ in its ratings.
2 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.